Doubles
2018 Columbus Challenger
Final
Champions	Tommy Paul Peter Polansky
Runners-up	Gonzalo Escobar Roberto Quiroz
Score	6–3, 6–3
Events
Singles Doubles
← 2017 · Columbus Challenger · 2019 →

Dominik Köpfer and Denis Kudla were the defending champions but only Köpfer chose to defend his title, partnering Andrew Harris. Köpfer lost in the first round to Martin Joyce and J. J. Wolf.

Tommy Paul and Peter Polansky won the title after defeating Gonzalo Escobar and Roberto Quiroz 6–3, 6–3 in the final.

	First round							Quarterfinals							Semifinals							Final
	1	R Roelofse J-P Smith	6	6
		M Banes A Popyrin	3	4				1	R Roelofse J-P Smith	6	3	[7]
	WC	R Cash C Kingsley	3	3					T Paul P Polansky	3	6	[10]
		T Paul P Polansky	6	6												T Paul P Polansky	5	6	[10]
	4	R Galloway B Lock	77	4	[10]										4	R Galloway B Lock	7	2	[2]
		H Hach Verdugo A Siljeström	64	6	[7]			4	R Galloway B Lock	2	77	[10]
		A Harris D Köpfer	4	1				WC	M Joyce J. J. Wolf	6	65	[8]
	WC	Martin Joyce J. J. Wolf	6	6																			T Paul P Polansky	6	6
		R Cid Subervi J Hernández-Fernández	4	7	[8]																		G Escobar R Quiroz	3	3
		LD Martínez D Pérez Sanz	6	5	[10]				LD Martínez D Pérez Sanz	3	77	[3]
		G Escobar R Quiroz	6	64	[10]				G Escobar R Quiroz	6	65	[10]
	3	M Reid L Saville	4	77	[8]											G Escobar R Quiroz	2	6	[10]
		S Bangoura N Pasha	3	77	[3]											T Matsui S Verbeek	6	3	[1]
		T Matsui S Verbeek	6	65	[10]				T Matsui S Verbeek	6	6
	WC	J McNally Hunter Tubert	3	6	[10]			WC	J McNally H Tubert	4	4
	2	E King H Reese	6	3	[8]

• Main Draw